学习笔记：

1. Blurry (adj.) 模糊的
例句：
My vision became blurry after staring at the screen for hours.
盯着屏幕几个小时后，我的视力变得模糊。

2. Frequent (adj.) 频繁的
例句：
Frequent headaches made her visit a doctor.
频繁的头痛让她去看医生。

3. Urination (n.) 排尿
例句：
Painful urination can be a sign of infection.
排尿疼痛可能是感染的迹象。

4. Swollen (adj.) 肿胀的
例句：
Her swollen ankle made it hard to walk.
她肿胀的脚踝让她走路很困难。

5. Trembling (adj.) 颤抖的
例句：
His trembling hands showed he was nervous.
他颤抖的双手显示他很紧张。

6. Excessive (adj.) 过度的
例句：
Excessive sweating during sleep worried her.
睡觉时过度出汗让她很担心。